Keratherm Graphite Films - MH&W Thermal Products

Keratherm Graphite Films are based on 100% graphite material. The films are available as uncoated versions or for specific applications, provided with filled or standard adhesives.

Because of their high heat conductivity, these films are used, among others, in CPU and GPU applications.

Possible Thickness:
90/10: 0.15mm – 0.2mm
90/15: 0.2mm
90/20: 0.25mm
S900: 0.15 – 0.29mm

Download: Keratherm Graphite 90/10 Datasheet
Download: Keratherm Graphite S900 Datasheet
Click to Get a Quote for Keratherm Graphite!

  • Property Symbol Unit 90/10 90/15
    90/10 w/filled adhesive
    90/20
    90/10 w/standard adhesive
    S900
    Color black black
    Thermal Properties
    Thermal Resistance Rth K/W 0.09 0.07 0.23 0.08
    Thermal Impedance Rti °Cmm²/W
    Kin²/W
    36
    0.05
    29
    0.04
    55
    0.10
    34
    0.047
    Thermal Conductivity λ (z/x-y) W/mK 5.5 / 200 6.0 4.0 7.5 / >300
    Electrical Properties
    Electrical Resistance z(x/y) Ωµm 650 – 700
    (6 – 8)
    700 – 800
    (7 – 9)
    Breakdown Voltage Ud;ac kV conductive conductive
    Mechanical Properties
    Measured Thickness (±10%) mm 0.200 0.200 0.250 0.290
    Hardness Shore D 25 – 35 25 – 35
    Tensile Strength N/mm² 5.5 6.0 5.5 10.0
    Elongation % 10 5
    Physical Properties
    Application Temperature °C -40 to +500 -40 to +500
    Density ρ g/cm³ > 1.0 > 1.6
    Flame Class UL 94V-0 94V-0
    TML Ma.% 0.01 0.01
    Adhesive Coating filled adhesive yes
    Shelf Life months 12 12